The Wide layer survey is deep enough to detect a large number of z~4 Lyman break galaxies and that allows us to trace the large-scale structure of the early Universe. We have identified more than 200 forming clusters at high significance (Toshikawa et al. 2017 arXiv:1708.09421)

HSC Picture of the Month

March 2018:
Yet another interacting system of multiple galaxies. Massive galaxies may form in such a violent merger event in a very compact group of galaxies.

We peer deep into the Universe
to unveil the nature of Dark Matter and Dark Energy